The invention relates to a skylight sealing strip thermosensitive adhesive tape sticking machine which comprises a machine base, a thermosensitive adhesive tape sticking die, a movable die motion execution mechanism, a heating pipe and a safety shield. The thermosensitive adhesive tape sticking die is provided with a fixed die and a movable die; the movable die motion execution mechanism comprises an auxiliary air cylinder primary stroke mechanism and a main air cylinder secondary stroke mechanism; the main air cylinder secondary stroke mechanism is fixed to an upper pushing plate and is connected with the upper pushing plate through bolts; and a track groove is formed in the machine base. The skylight sealing strip thermosensitive adhesive tape sticking machine has the beneficial effects that the adhesive tape sticking automation is achieved, and the adhesive tape sticking operation can be completed in the die; the speed is high, the stability is good, sticking is even, and the adhesive tape sticking accuracy is high; and the production efficiency is greatly improved, the enterprise labor cost is better reduced, and the enterprise benefit is expanded.